NEW YORK — Supreme Court Justice Ketanji Brown Jackson is working on a memoir. Jackson, the first Black woman appointed to the court, is calling the book “Lovely One.”“Mine has been an unlikely journey,” Jackson said in a statement released Thursday by Random House.“But the path was paved by courageous women and men in whose footsteps I placed my own, road warriors like my own parents, and also luminaries in the law, whose brilliance and fortitude lit my way. This memoir marries the …